CN107874810A - A kind of integrated air-channel system of Pneumatic Lithotripsy formula shock wave treatment instrument - Google Patents

Abstract

A kind of integrated air-channel system of Pneumatic Lithotripsy formula shock wave treatment instrument, including handle, impact system and gas circuit system ontology, the impact system is located at the inner upper of handle, the air-channel system body is located at the lower inside of handle, air-channel system body includes admission line, discharge duct, buffer air chamber, service aisle and magnetic valve, the admission line connects with buffer air chamber, service aisle connects with impact system, the passage connections different from magnetic valve respectively of buffer air chamber, service aisle, discharge duct；During work, compressed air enters buffer air chamber from admission line, and magnetic valve connection buffer air chamber and service aisle, compressed air enter service aisle from buffer air chamber；Then, magnetic valve connects service aisle and discharge duct, and remaining compressed air is discharged by discharge duct in service aisle.The present invention is designed by highly integrated air-channel system, compact-sized, ensures that operating air pressure is stable, good sealing effect is air tight, is substantially reduced the volume of handle.

Description

An integrated gas circuit system of a pneumatic ballistic shock wave therapy instrument

technical field

The invention relates to a shock wave therapeutic apparatus, in particular to an integrated air circuit system of a pneumatic ballistic shock wave therapeutic apparatus.

Background technique

At present, the handles of pneumatic ballistic shock wave therapy instruments on the market are all designed to supply air from the side, and there is no buffer air chamber. Since the projectile in the ballistic tube is propelled by gas, the designs on the market will lead to problems such as unstable air pressure and blocked gas path.

Contents of the invention

The purpose of the present invention is to provide an integrated air circuit system of a pneumatic ballistic shock wave therapy device. Through the highly integrated air circuit system design, the structure is compact, the working air pressure is stable, the sealing effect is good, and the volume of the handle is greatly reduced.

The present invention is achieved like this:

An integrated air circuit system of a pneumatic ballistic shock wave therapy instrument, comprising a handle, an impact system and an air circuit system body, the impact system is arranged above the inside of the handle, and the air circuit system body is arranged inside the handle Below, the air system body includes an air intake pipe, an exhaust pipe, a buffer air chamber, a working channel and a solenoid valve, the air intake pipe communicates with the buffer air chamber, the working channel communicates with the impact system, and the buffer The air chamber, the working channel, and the exhaust pipe are respectively connected with different air holes of the solenoid valve; when working, the compressed air enters the buffer air chamber from the intake pipe, the solenoid valve is connected with the buffer air chamber and the working channel, and the compressed air flows from the buffer air The chamber enters the working channel; then, the solenoid valve communicates with the working channel and the exhaust pipe, and the remaining compressed air in the working channel is discharged through the exhaust pipe.

The working process of the present invention is: (1) When working, compressed air enters the buffer air chamber through the intake pipe, and the solenoid valve simultaneously opens the vent hole leading to the buffer air chamber and the vent hole of the working channel, so that the buffer air chamber and the working channel Connected, the compressed air enters the working channel from the buffer air chamber, enters the impact system, and makes the bullet body at the front end of the impact system act. (2) After the impact action is completed, the solenoid valve opens the vent hole leading to the working channel and the vent hole leading to the exhaust pipe at the same time, so that the working channel and the exhaust pipe are connected, and the remaining compressed air in the working channel is discharged through the exhaust pipe .

With this technical scheme, the connection and closure of multiple components are completed through the solenoid valve, which has a compact structure and high efficiency, and greatly reduces the volume of the gas circuit system.

As a further improvement of the present invention, the buffer air chamber includes a first chamber and a second chamber, the first chamber communicates with the intake pipe, the second chamber communicates with the working channel, and the first chamber A through hole is provided between the second chamber and the second chamber. With this technical solution, the buffer air chamber is two-stage buffer, which greatly increases the stability of the air pressure, and ensures sufficient flow when the solenoid valve is opened and closed at high speed, so that the whole system is more stable.

As a further improvement of the present invention, the solenoid valve is a two-position three-way solenoid valve, and the two-position three-way solenoid valve includes a first vent hole, a second vent hole, and a third vent hole, and the first vent hole, The second air hole and the third air hole communicate with the buffer air chamber, the working channel and the exhaust pipe respectively.

As a further improvement of the present invention, when the first ventilation hole communicates with the second ventilation hole, the third ventilation hole is closed; when the second ventilation hole communicates with the third ventilation hole, the first ventilation hole is closed .

The two-position three-way solenoid valve is used to complete the connection and closure of multiple components. It has a compact structure, high efficiency, and a simple connection relationship. It does not require complicated fixing components and is not easy to leak.

As a further improvement of the present invention, the air circuit system body also includes a working air chamber, the working channel communicates with the impact system through the working air chamber, the working air chamber is made of a round tubular hard material, and is connected to the The piping of the impact system is concentric with the central axis. With this technical solution, the energy loss of compressed air is minimal.

As a further improvement of the present invention, the air circuit system body also includes a base, and the air intake pipe, exhaust pipe, working channel and working air chamber are all arranged above the base, and the buffer air chamber, solenoid valve are located below the base.

As a further improvement of the present invention, the base is provided with a first rectangular hole, a second rectangular hole, and a third rectangular hole, the buffer air chamber communicates with the first air hole through the first rectangular hole, and the working channel passes through The second rectangular hole communicates with the second vent hole, and the exhaust channel is connected with the third vent hole through the third rectangular hole.

The base is used to highly integrate all parts of the air system body, making the structure compact and greatly reducing the volume of the air system.

As a further improvement of the present invention, the main body of the gas circuit system is integrally formed by 3D printing. Using 3D printing technology, the sealing effect is good without air leakage, and the volume of the air system is greatly reduced.

Compared with the prior art, the beneficial effects of the present invention are: (1) Through the two-position three-way solenoid valve, the various parts of the air circuit are highly integrated, and the communication relationship is simple, no complicated fixing components are required, and it is not easy to leak;

(2) The structure is compact, and can be integrally formed by 3D printing technology, which greatly reduces the volume of the air system body, thereby reducing the volume of the handle;

(3) The buffer air chamber is added, and the buffer air chamber is a two-stage buffer, which greatly increases the stability of the air pressure and ensures sufficient flow when the solenoid valve is opened and closed at high speed, so that the entire system is more stable.

Description of drawings

Fig. 1 is an overall structure diagram of an integrated gas circuit system of a pneumatic ballistic shock wave therapy apparatus.

Fig. 2 is a schematic diagram of the body structure of the gas system provided by the present invention.

Fig. 3 is a schematic diagram of a partial structure provided by the present invention (excluding the solenoid valve).

Fig. 4 is a schematic diagram of a partial structure provided by the present invention (excluding the solenoid valve).

Fig. 5 is a schematic diagram of a partial structure provided by the present invention (excluding the solenoid valve).

Fig. 6 is a schematic diagram of a partial structure provided by the present invention (excluding the solenoid valve).

Fig. 7 is a sectional view of a partial structure provided by the present invention.

Fig. 8 is a schematic structural diagram of the solenoid valve provided by the present invention.

FIG. 9 is a top view of FIG. 8 .

Fig. 10 is a 3D model diagram of the air system body provided by the present invention.

Fig. 11 is a 3D model diagram of the air system body provided by the present invention.

Description of the drawings: 1-handle, 2-impact system, 3-air system body, 4-intake pipe, 5-exhaust pipe, 6-buffer air chamber, 61-first chamber, 62-second chamber Chamber, 63-through hole, 7-working channel, 8-solenoid valve, 81-first vent hole, 82-second vent hole, 83-third vent hole, 9-working air chamber, 91-first fixing part , 92—second fixing member, 10—base, 101—first rectangular hole, 102—second rectangular hole, 103—third rectangular hole.

Detailed ways

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the present invention will be further described below in conjunction with the accompanying drawings and specific embodiments.

Example 1

As shown in Figure 1-9, an integrated gas circuit system of a pneumatic ballistic shock wave therapy instrument includes a handle 1, a shock system 2 and a gas circuit system body 3, and the shock system 2 is arranged above the inside of the handle 1. The air circuit system body 3 is arranged under the inside of the handle 1, and the air circuit system body 3 includes an air intake pipe 4, an exhaust pipe 5, a buffer air chamber 6, a working channel 7 and a solenoid valve 8. The air pipeline 4 communicates with the buffer air chamber 6, the working channel 7 communicates with the impact system 2, and the buffer air chamber 6, the working channel 7, and the exhaust pipe 5 communicate with different air holes of the solenoid valve 8 respectively; when working, Compressed air enters the buffer air chamber 6 from the intake pipe 4, the electromagnetic valve 8 communicates with the buffer air chamber 6 and the working channel 7, and the compressed air enters the working channel 7 from the buffer air chamber 6; then, the electromagnetic valve 8 communicates with the working channel 7 and the exhaust pipe 5, the remaining compressed air in the working channel 7 is discharged through the exhaust pipe 7.

When working, the compressed air enters the buffer air chamber 6 through the intake pipe 4, and the solenoid valve 8 opens the vent hole leading to the buffer air chamber 6 and the vent hole of the working channel 7 at the same time, so that the buffer air chamber 6 and the working channel 7 communicate, and the compression The air enters the working channel 7 from the buffer air chamber 6 and enters the impact system 2 to make the bullet body at the front end of the impact system 2 act.

After the impact action is completed, the solenoid valve 8 opens the vent hole leading to the working channel 7 and the vent hole leading to the exhaust pipe 5 at the same time, so that the working channel 7 and the exhaust pipe 5 are connected, and the remaining compressed air in the working channel 7 passes through the exhaust pipe. Air pipe 5 is discharged.

The invention uses electromagnetic valves to complete the communication and closing work between multiple components, has a compact structure and high efficiency, and greatly reduces the volume of the gas circuit system body.

Example 2

On the basis of Embodiment 1, as shown in Figure 7, the buffer air chamber 6 includes a first chamber 61 and a second chamber 62, the first chamber 61 communicates with the intake pipe 4, and the second chamber The chamber 62 communicates with the working channel 7 , and a through hole 63 is provided between the first chamber 61 and the second chamber 62 .

Adopting this technical scheme, the buffer air chamber 6 is a two-stage buffer, which greatly increases the stability of the air pressure, and ensures sufficient flow when the solenoid valve 8 is opened and closed at high speed, so that the whole system is more stable.

Example 3

Further, as shown in Figures 8-9, the solenoid valve 8 is a two-position three-way solenoid valve, and the two-position three-way solenoid valve includes a first vent hole 81, a second vent hole 82, and a third vent hole 83 , the first vent hole 81 , the second vent hole 82 , and the third vent hole 83 communicate with the buffer chamber 6 , the working channel 7 , and the exhaust pipe 5 respectively.

Further, when the first ventilation hole 81 communicates with the second ventilation hole 82, the third ventilation hole 83 is closed; when the second ventilation hole 82 communicates with the third ventilation hole 83, the first ventilation hole 81 off.

The two-position three-way solenoid valve is used to complete the connection and closure of multiple components. It has a compact structure, high efficiency, and a simple connection relationship. It does not require complicated fixing components and is not easy to leak.

Example 4

Further, the gas circuit system body 3 also includes a working air chamber 9, the working channel 7 communicates with the impact system 2 through the working air chamber 9, the working air chamber 9 is made of a circular tubular hard material, and is connected with the The pipes of the impact system 2 are concentric with the central axis. With this technical solution, the energy loss of compressed air is minimal.

Further, it also includes a base 10, the intake pipe 4, the exhaust pipe 5, the working channel 7 and the working air chamber 9 are all arranged above the base 10, and the buffer air chamber 6 and the solenoid valve 8 are all provided under the base 10.

Further, as shown in FIG. 6 , the base 10 is provided with a first rectangular hole 101 , a second rectangular hole 102 , and a third rectangular hole 103 . The air hole 81 communicates, the working channel 7 communicates with the second vent hole 82 through the second rectangular hole 102 , and the exhaust channel 5 connects with the third vent hole 83 through the third rectangular hole 103 .

The base 10 is used to highly integrate all the components of the gas system body 3, making the structure compact and greatly reducing the volume of the gas system.

Further, the main body of the gas circuit system is integrally formed by 3D printing, as shown in Figures 10-11, which are 3D printing model diagrams of the present invention. A first fixing part 91 and a second fixing part 92 are designed on the working air chamber 9, the first fixing part 91 is used to withstand the positioning pin, and the second fixing part 92 is used for fixing the wire during installation.

Using 3D printing technology, the sealing effect is good and there is no air leakage. By reducing the volume of the air system body 3, the volume of the handle 1 is greatly reduced.

The above descriptions are only preferred embodiments of the present invention, and are not intended to limit the present invention. Any modifications, equivalent replacements and improvements made within the spirit and principles of the present invention should be included in the protection of the present invention. within range.

Claims (8)

1. a kind of integrated air-channel system of Pneumatic Lithotripsy formula shock wave treatment instrument, it is characterised in that including handle（1）, impact system System（2）With gas circuit system ontology（3）, the impact system（2）It is located at the handle（1）Inner upper, the air-channel system Body（3）It is located at the handle（1）Lower inside, the air-channel system body（3）Including admission line（4）, discharge duct （5）, buffer air chamber（6）, service aisle（7）And magnetic valve（8）, the admission line（4）With buffer air chamber（6）Connection, it is described Service aisle（7）And impact system（2）Connection, the buffer air chamber（6）, service aisle（7）, discharge duct（5）Respectively with electricity Magnet valve（8）Different passages connection；During work, compressed air is from admission line（4）Into buffer air chamber（6）, the electromagnetism Valve（8）Connect buffer air chamber（6）And service aisle（7）, compressed air is from buffer air chamber（6）Into service aisle（7）；Then, The magnetic valve（8）Connect service aisle（7）And discharge duct（5）, service aisle（7）Interior remaining compressed air passes through exhaust Pipeline（5）Discharge.

A kind of 2. integrated air-channel system of Pneumatic Lithotripsy formula shock wave treatment instrument according to claim 1, it is characterised in that The buffer air chamber（6）Including first chamber（61）And second chamber（62）, the first chamber（61）With admission line（4）Even It is logical, second chamber（62）With service aisle（7）Connection, the first chamber（61）And second chamber（62）Between be provided with through hole （63）.

A kind of 3. integrated air-channel system of Pneumatic Lithotripsy formula shock wave treatment instrument according to claim 2, it is characterised in that The magnetic valve（8）For two-bit triplet magnetic valve, the two-bit triplet magnetic valve includes the first passage（81）, the second passage （82）, the 3rd passage（83）, first passage（81）, the second passage（82）, the 3rd passage（83）Respectively with delaying Plenum chamber（6）, service aisle（7）, discharge duct（5）Connection.

A kind of 4. integrated air-channel system of Pneumatic Lithotripsy formula shock wave treatment instrument according to claim 3, it is characterised in that First passage（81）With the second passage（82）During connection, the 3rd passage（83）Close；Second ventilation Hole（82）With the 3rd passage（83）During connection, first passage（81）Close.

A kind of 5. integrated air-channel system of Pneumatic Lithotripsy formula shock wave treatment instrument according to claim 4, it is characterised in that The air-channel system body（3）Also include work air chamber（9）, the service aisle（7）Pass through the air chamber that works（9）With impact system （2）Connection, the work air chamber（9）Be made up of circular tube shaped hard material, and with the impact system（2）The same center of pipeline Axle.

A kind of 6. integrated air-channel system of Pneumatic Lithotripsy formula shock wave treatment instrument according to claim 5, it is characterised in that The air-channel system body（3）Also include pedestal（10）, the admission line（4）, discharge duct（5）, service aisle（7）And work Make air chamber（9）It is each provided at pedestal（10）Top, the buffer air chamber（6）, magnetic valve（8）It is each provided at pedestal（3）Lower section.

A kind of 7. integrated air-channel system of Pneumatic Lithotripsy formula shock wave treatment instrument according to claim 6, it is characterised in that The pedestal（10）Provided with the first rectangular opening（101）, the second rectangular opening（102）, the 3rd rectangular opening（103）, the buffer air chamber （6）Pass through the first rectangular opening（101）With the first passage（81）Connection, the service aisle（7）Pass through the second rectangular opening（102） With the second passage（82）Connection, the exhaust passage（5）Pass through the 3rd rectangular opening（103）With the 3rd passage（83）Connection.

A kind of 8. integrated air-channel system of Pneumatic Lithotripsy formula shock wave treatment instrument according to claim 7, it is characterised in that The air-channel system body（3）It is integrally formed using 3D printing.